var xmlHttp = false;
 
function initXMLHttp() 
{
  var xmlHttp = false;
        
  if (window.XMLHttpRequest) { // Mozilla, Safari,...
     xmlHttp = new XMLHttpRequest();
     if (xmlHttp.overrideMimeType) {
     	// set type accordingly to anticipated content type
        //xmlHttp.overrideMimeType('text/xml');
        xmlHttp.overrideMimeType('text/html');
     }
  } else if (window.ActiveXObject) { // IE
     try {
        xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
     } catch (e) {
        try {
           xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
        } catch (e) {}
     }
  }
  if (!xmlHttp) {
     alert('Cannot create XMLHTTP instance');
     return false;
  }
    return xmlHttp;
}    

function getAjaxData(url,elem){
	top.contentFrame.location.href = '/pageHistory.asp?url='+escape(url)+'&elem='+elem;
}
    
function pageLoad(url,elem){
	
	var ajaxHtml;
	var reqObj;
	var elem2;	
	reqObj=initXMLHttp();
	
	elem2 = eval(elem)
	elem2.innerHTML = "<table width='100%' height='400' border='0' cellspacing='0' cellpadding='0' style='margin-top:100px;'><tr><td align='center' valign='middle'><img src=/images/loading.gif></td></tr></table>";
			
	reqObj.onreadystatechange = function() {
	    if(reqObj.readyState == 4) 
	    {
	        if(reqObj.status==200)
	        {
	            ajaxHtml=reqObj.responseText;
	            //alert(ajaxHtml);
	            eval(elem).innerHTML=ajaxHtml;
	            this.iswait=false;
	        }
			else
			{
				alert("접속 폭주로 인하여 접속이 원활하지 않습니다\n잠시후 이용해 주시기 바랍니다");
			}                
	    }
	}        
	reqObj.open("GET",url,true);
	reqObj.send(null);
	
	return ajaxHtml;
}

function postAjaxData(url,elem,param){ 
	var ajaxHtml;
	var reqObj;
	reqObj=initXMLHttp();
	reqObj.open("POST",url,true);
	reqObj.setRequestHeader("Accept-Language","ko"); 
	reqObj.setRequestHeader("Cache-Control:", "no-cache"); 
	reqObj.setRequestHeader("Pragma:", "no-cache"); 
	reqObj.setRequestHeader("Content-type", "text/html; charset=euc-kr"); 
	reqObj.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	reqObj.onreadystatechange = function() {
		if(reqObj.readyState == 4)
		{
		    if(reqObj.status==200)
		    {
		        ajaxHtml=reqObj.responseText;
		        //alert(ajaxHtml);
		        eval(elem).innerHTML=ajaxHtml;
		        this.iswait=false;
		       }
		   }
		}	
	reqObj.send(param);
	return ajaxHtml;
}


var onLoadAjax;
onLoadAjax = 'false';

function getAjaxData2(url,elem){
		onLoadAjax = 'false';
    var ajaxHtml;
    var reqObj;
    reqObj=initXMLHttp();
    reqObj.onreadystatechange = function() {
        if(reqObj.readyState == 4) 
        {
        		onLoadAjax = 'onload';
            if(reqObj.status==200)
            {
            		onLoadAjax = 'true';
                ajaxHtml=reqObj.responseText;
                //alert(ajaxHtml);
                eval(elem).innerHTML=ajaxHtml;
                this.iswait=false;
            }
			else
			{
				alert("There was a problem with the request."+"Error Code="+reqObj.status);
			}                
        }
    }        

	reqObj.open("GET",url,true);
	reqObj.send(null);
    return ajaxHtml;
}